Siemens 3RW34 Soft Starter User Manual

This manual introduces the features and characteristics of the 3RW34 electronic soft starter. It is suitable for the starting, stopping and soft starting and soft stopping of AC motors. It can smoothly adjust the voltage to avoid the impact current generated when the motor is started, and reduce the impact on the power grid.


Brand
Siemens
Category
Motor
Document type
User Manual
Language
Chinese
Pages
47
File format
PDF
File size
590 KB
Updated
30 September, 2023
Model
3RW34
MD5 checksum
9EBD3F66E46C9B26F3BFAABB15477452

About this manual

This manual provides safety guidelines, installation steps, wiring diagrams and adjustment procedures for the Siemens SIKOSTART 3RW34 soft starter. It is intended for qualified personnel who install, commission, adjust or service the device.

The document also includes electrical data, dimension drawings, fault‑diagnosis tables and a list of spare parts and optional accessories. All information is presented in Chinese and follows the standards required for industrial motor soft starters. This manual is written in Chinese.

What's inside

  • Introduction
  • Principle of Operation
  • Selection
  • Installation
  • Wiring Diagrams
  • Adjustment and Operation
  • Electrical Data
  • Dimensions
  • Troubleshooting
  • Spare Parts and Options

Specifications

Maximum output current (24 VDC)0.5 A
Maximum output current (120 VAC / 230 VAC)1.0 A
Contact rating (make/break)10 A / 1 A
Insulation voltage (load side)1500 VAC AC

Frequently asked questions

What is the maximum output current when the controller is powered from 24 VDC?

The maximum output current is 0.5 A.

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